package com.yima.baseproj.utils;

import io.swagger.annotations.ApiModel;
import io.swagger.annotations.ApiModelProperty;
import lombok.Data;

import java.io.Serializable;
import java.util.HashMap;
import java.util.Map;

/**
 * 通用返回结果，服务端响应的数据最终都会封装成此对象
 *
 * @param <T>
 */
@Data
@ApiModel("返回结果")
public class R<T> implements Serializable {
	@ApiModelProperty("编码")
	private Integer code; //编码：1成功，0和其它数字为失败
	
	@ApiModelProperty("错误信息")
	private String msg; //错误信息
	
	@ApiModelProperty("数据")
	private T dataList; //数据
	
	@ApiModelProperty("动态数据")
	private Map map = new HashMap(); //动态数据
	
	public static <T> R<T> success(T object,String msg) {
		R<T> r = new R<T>();
		r.dataList = object;
		r.msg = msg;
		r.code = 1;
		return r;
	}

	public static <T> R<T> error(String msg) {
		R r = new R();
		r.msg = msg;
		r.code = 0;
		return r;
	}
	
	public R<T> add(String key, Object value) {
		this.map.put(key, value);
		return this;
	}
	
}
